Rockhound Gulch, Denny Mountain, Snoqualmie Mining District, King Co., Washington, USA
Rockhound Gulch, Denny Mountain, Snoqualmie Mining District, King Co., Washington, USA : The canyon off of denny creek affectionately known as 'rockhound gulch' is one of the more well known mineral collecting localities in Washington. It is a skarn formed by the intrusion of the ...